nucleosome: Meaning and Definition of

nu•cle•o•some

Pronunciation: (n'klē-u-sōm", ny'-), [key]
— n. Cell Biol.
  1. any of the repeating subunits of chromatin occurring at intervals along a strand of DNA, consisting of DNA coiled around histone.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.